| Patents for H01F 38 - Adaptations of transformers or inductances for specific applications or functions (13,550) |
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| 01/10/2007 | EP1742233A2 Receiver coil for a programmable projectile fuse |
| 01/10/2007 | EP1741113A1 A device and method of non-contact energy transmission |
| 01/10/2007 | CN2857176Y General current transformer |
| 01/10/2007 | CN2857170Y Current transformer closure head for preventing electricity from stolen |
| 01/10/2007 | CN1893761A 放电灯点灯电路 Discharge lamp lighting circuit |
| 01/09/2007 | US7161263 Low voltage low loss piezoelectric driver and switching apparatus |
| 01/04/2007 | WO2007000352A1 Swinging choke for light applications |
| 01/04/2007 | DE102005028814A1 Zündspule für eine Brennkraftmaschine Ignition coil for an internal combustion engine |
| 01/03/2007 | EP1739818A1 Method of regulating the charging current an energy source of a portable device, which is inductively coupled to a charger and a charger apparatus thereof. |
| 01/03/2007 | EP1739817A1 Charger for transmission of electric power to a portable device |
| 01/03/2007 | EP1190603B1 Electronic ballast and method of manufacturing same |
| 01/03/2007 | EP0800717A4 Interconnection system for transmitting power between electrical systems |
| 01/03/2007 | CN1890855A A garment including an inductive button and buttonhole |
| 01/03/2007 | CN1890570A Auxiliary element for fixing a current sensor to an electrical conductor |
| 01/02/2007 | US7158003 Construction of medium voltage power line data couplers |
| 01/02/2007 | US7158002 Primary wire winding having optimized package dimensions for a pencil-style ignition coil |
| 12/28/2006 | WO2006137747A1 Communication system for inductive power transfer system |
| 12/28/2006 | DE102005049201A1 Internal combustion engine ignition coil apparatus includes receiving portion having radially outwardly projecting V-shaped cross-sectional shape when sectioned axially |
| 12/28/2006 | DE102005029599B3 System for contactless power transmission, has coil core provided on secondary-side winding formed from cuboids |
| 12/27/2006 | EP1735802A1 An inductive coupler |
| 12/27/2006 | EP1552677A4 Arrangement of a data coupler for power line communications |
| 12/27/2006 | CN2852347Y Rapid-saturable current transformer |
| 12/27/2006 | CN1886810A Computer tomograph employing contact-free energy transfer |
| 12/27/2006 | CN1885455A Internal combustion engine ignition coil apparatus |
| 12/27/2006 | CN1885044A Differential current measuring apparatus, tripping device and switchgear |
| 12/26/2006 | US7152592 Ignition coil for a combustion engine |
| 12/21/2006 | WO2006134712A1 Coil component and display device using same |
| 12/21/2006 | WO2006133663A1 Support device for a toroidal core inductance mounting for an inductive component and inductive component |
| 12/21/2006 | US20060284713 Inductively powered apparatus |
| 12/20/2006 | CN2849925Y Feed-through current transformer |
| 12/20/2006 | CN1883019A 牵引变压器 Traction Transformer |
| 12/20/2006 | CN1882842A A detector circuit to be used for measuring current |
| 12/14/2006 | US20060279392 Inverter transformer |
| 12/13/2006 | EP1730754A2 Transformer device for generating an ignition voltage for internal combustion engines |
| 12/13/2006 | CN2847489Y Main loop low sensing structure of converter |
| 12/13/2006 | CN1878440A 镇流器以及投影仪 Ballast and projectors |
| 12/13/2006 | CN1877759A Power factor corrector |
| 12/07/2006 | WO2006128340A1 Electronic transformer used in low-voltage lamps |
| 12/07/2006 | WO2006070357A3 Inductive electro-communication component core from ferro-magnetic wire |
| 12/07/2006 | WO2004091052A3 Method and apparatus for substantially reducing electrical displacement current flow between input and output circuits coupled to input and output windings of an energy transfer element |
| 12/06/2006 | CN2845131Y Current transformer with oplical fibers |
| 12/06/2006 | CN2845130Y Decimal inductance device with plural stepping discs |
| 12/06/2006 | CN1874637A Electronic ballast in use for gas discharge lamp |
| 12/06/2006 | CN1873859A Coil with air core of forcipated duplex winding based on printed circuit board |
| 12/06/2006 | CN1873858A New type current transformer in high voltage |
| 12/06/2006 | CN1873857A Electronic ballast with replaceable wearing parts |
| 12/06/2006 | CN1873856A Transformer of welding source with multiple characteristics |
| 12/05/2006 | US7145426 Ignition coil for internal combustion engine |
| 12/05/2006 | US7145421 Device for supplying an electronic protection device to be used in a low-voltage circuit breaker |
| 12/05/2006 | US7145345 Current transformers for partial discharge detection on aircraft cables and wires |
| 11/30/2006 | WO2006126289A1 High voltage transformer |
| 11/30/2006 | DE10203765B4 Elektromagnetisches Mehrwegeventil mit einer kontaktfreien elektrischen Leistungsübertragung Electromagnetic multi-way valve with a non-contact electrical power transmission |
| 11/29/2006 | CN2842681Y Induction-type buckling-belt current mutual inductor |
| 11/29/2006 | CN2842680Y Mutual inductor top cap window |
| 11/29/2006 | CN2842677Y Single-plate-type inversion welder main transformer |
| 11/29/2006 | CN2842676Y Single-plate-type inversion welder output reactor |
| 11/29/2006 | CN1871674A High-voltage transformer |
| 11/28/2006 | US7142082 Electromagnetic device and high-voltage generating device and method of producing electromagnetic device |
| 11/28/2006 | US7142080 Stick-type ignition coil and terminal assembly therefor |
| 11/28/2006 | US7141935 Inverter circuit for surface light source system |
| 11/28/2006 | CA2248400C Power flow control and power recovery with rotary transformers |
| 11/28/2006 | CA2248399C Compensation for power transfer systems using variable rotary transformer |
| 11/28/2006 | CA2221363C Magnetic circuit excited by a solenoid and having a gap and its use |
| 11/23/2006 | US20060265142 Connector including an integrated circuit powered by a connection to a conductor terminating in the connector |
| 11/23/2006 | US20060260591 Ignition device for internal combustion engine |
| 11/23/2006 | DE102005050572A1 Zündspulen-Vorrichtung für einen Verbrennungsmotor Ignition device for a combustion engine |
| 11/23/2006 | DE102005022648A1 Industrial system comprising electrical current-using equipment, has contactless supply of power using inductive coupling to primary conductors |
| 11/22/2006 | EP1724791A2 Transformers |
| 11/22/2006 | CN2840054Y Outdoor dry type compound insulation combined mutual inductor |
| 11/22/2006 | CN1866425A Transformers |
| 11/22/2006 | CN1866424A 多输出高压变压器 Multiple-output high voltage transformer |
| 11/21/2006 | US7138614 Non-contact feeder system |
| 11/21/2006 | US7137494 Device for the contactless transfer of electrical energy |
| 11/16/2006 | WO2006120957A1 Current balancing transformer |
| 11/16/2006 | WO2006119945A1 Choke for the reduction of harmonic oscillations |
| 11/16/2006 | WO2006119799A1 Starter transformer and lamp socket for a discharge lamp |
| 11/16/2006 | US20060254911 Gas sensor module with contactless interface |
| 11/16/2006 | DE202006014374U1 Three-dimensional winding, e.g. for supplying energy to proximity sensors, has central core with encircling slot or groove for inner winding |
| 11/16/2006 | DE202005010447U1 Zylinderkopfhaube für einen Zylinderkopf einer Brennkraftmaschine Cylinder head cover for a cylinder head of an internal combustion engine |
| 11/16/2006 | DE102006020808A1 Inductive rotary transformer contains mobile several parts, each with coil for power control, with at least one part of plastics including soft magnetic particles |
| 11/16/2006 | DE102005022367A1 Verbraucher und System Consumers and system |
| 11/15/2006 | EP0928469B1 Apparatus for deactivation of electronic article surveillance tags |
| 11/15/2006 | CN2838010Y Novel oil paper insulated high voltage current transformer |
| 11/15/2006 | CN1862723A Ignition coil apparatus for an internal combustion engine |
| 11/14/2006 | US7136293 Full wave series resonant type DC to DC power converter with integrated magnetics |
| 11/14/2006 | US7135822 Transformer, lamp base having a transformer and high-pressure discharge lamp |
| 11/09/2006 | WO2006118475A1 Tuning methods and apparatus for inductively coupled power transfer (icpt) systems |
| 11/09/2006 | WO2006118474A1 Inductively coupled power transfer system |
| 11/09/2006 | WO2006118473A1 Compensation apparatus and methods for a primary conductive path of an icpt system |
| 11/09/2006 | US20060250206 Rod iginition coil |
| 11/09/2006 | DE202005010234U1 Schwingdrossel für Lichtanwendungen Swinging choke for lighting applications |
| 11/09/2006 | DE102005020186A1 Power transfer system for computerized tomography system, has rotary transformer coupling output power of primary and auxiliary power inverters to respective power voltage output on rotating frame |
| 11/08/2006 | EP1515625B1 Seatbelt buckle comprising an illuminated actuating key |
| 11/08/2006 | CN2836203Y Combined transformer for metering |
| 11/08/2006 | CN2836202Y PCB-based hollow coil current transformer |
| 11/08/2006 | CN2836201Y Split PCB hollow coil current transformer |
| 11/08/2006 | CN2836200Y Fireproof ballast |
| 11/07/2006 | US7132918 Inductive coil assembly |
| 11/07/2006 | US7132917 Ignition coil having secondary coil assembly and connecting method for the same |
| 11/07/2006 | US7132916 Ignition coil |